You are the greatest singer -
This is the greatest city in the world. -
It's the tastiest thing in the world! -
You have the bravest heart -
I'm the oldest man in the world. -
It's the simplest. -
It is the longest day of the year. -
It is one of the biggest collections in the world. -
He's the smartest man in the world. -
She is one of the nicest people in the world. -
It's the most beautiful gift -
It's the greatest feeling in the world. -
This is the most dangerous place. -
It's the ugliest thing in the world. -
She was the most beautiful girl in the world. -
It's the worst. -
This is the most delicious yoghurt in the world. -
You're my best client. -
I'm the smallest person in the world. -
This is the most important day of the year. -